49117950 has 144 divisors (see below), whose sum is σ = 155990016. Its totient is φ = 10843200.

The previous prime is 49117933. The next prime is 49117963. The reversal of 49117950 is 5971194.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 97399 + ... + 97901.

It is an arithmetic number, because the mean of its divisors is an integer number (1083264).

Almost surely, 2^49117950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49117950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77995008).

49117950 is an abundant number, since it is smaller than the sum of its proper divisors (106872066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49117950 is a wasteful number, since it uses less digits than its factorization.

49117950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 49117950 is about 7008.4199360484. The cubic root of 49117950 is about 366.2239514453.

The spelling of 49117950 in words is "forty-nine million, one hundred seventeen thousand, nine hundred fifty".